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MB Sample ID: SA042067
Local Sample ID: | 29_WBS_QC3 |
Subject ID: | SU000789 |
Subject Type: | plant |
Subject Species: | Glycine max |
Taxonomy ID: | 3847 |
Species Group: | Plant |
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Sample Preparation:
Sampleprep ID: | SP000796 |
Sampleprep Summary: | Dried black soybeans were ground into a fine powder and sieved through a screen with a 55 mesh count, then 40 mg of the powder was mixed with 70% aqueous methanol (4mL, 1% HCl) containing 1.5 μg/ml phlorizin as an internal standard and sonicated for 30 min. The mixture was kept for approximately 16 h at room temperature in the dark.vacuum.Supernatants were filtered through a 0.20-μm syringe filter and freeze dried then reconstituted with 0.5 ml of 50% aqueous methanol for LC-MS analysis. |